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This Genuine ONEAC Replacement Battery Cabinet SBP3K0-2R for ONEAC Sinergy II Series S2K0 and S3K0 UPS is sold on an exchange basis, so your new cabinet arrives with a prepaid shipping label to return the old cabinet to the manufacturer for refirbishing (Continental US only). Always replace internal batteries and external battery cabinets at the same time for safety and proper performance.

Be sure to confirm that you have identified the correct replacement battery / cabinet.

A 20% RESTOCKING FEE APPLIES TO UNITS ORDERED IN ERROR. We are glad to assist you find what you need!